Dvd Mode - Hitachi DV-PF2U Service Manual

Pin IN/ Signal
No. OUT Name
54 IN PB-CTL
55 OUT C-CONT
56 OUT D-CONT
57 - N.U.
58 - N.U.
LM-FWD/
59 OUT
REV
60 OUT P-ON-L
61 OUT D-PB-L
62 OUT D-REC-H
P-DOWN
63 IN
-L
POW-
64 -
MONITOR
Hi-Fi/
65 IN
NOR-IN
66 OUT BLUE
BACK-ON
ST/SAP-
67 IN
IN
68 IN END-S
69 IN AFC
70 IN V-ENV
PG-
71 IN
DELAY
72 IN KEY-1
73 IN KEY-2
74 IN LD-SW
75 IN ST-S
76 - AVcc
77 - FLDVCC FLDVcc
78 - FLDVP
79 - N.U.
80 - N.U.
81 - N.U.
82 OUT REC LED
83 OUT REC LED
4-4-2
Active
Function
Playback Control
PULSE
Signal
Capstan Motor
Control Signal
Drum Motor Control
Signal
Not Used
Not Used
Loading Motor
FWD/ REV Outpit
Power On Signal to
Low
Playback Instruction
Signal (Playback="L")
Delayed Record
Signal
Power Voltage Down
Detector Signal
DVD Power Monitor
Signal (P-off="H", P-
on="L")
Audio Mode Input
HiFi="L"/ Normal="H"
Blueback Control
Signal
Tuner Stereo/Sap
Detector Siganl Input
Tape End Position
Detect Signal
Automatic Frequency
Control Signal
Video Envelope
Comparator Signal
Video Head Switching
Pulse Signal Adjusted
Voltage
A/D Key Data Signal
1
A/D Key Data Signal
2
Deck Mode Position
Detector Signal
Tape Start Position
Detector Signal
A/D Converter Power
Input/ Standard
Voltage Input
GND
Not Used
Not Used
Not Used
"REC" LED Signal
Output
"REC" LED Signal
Output
Pin IN/
Level No. OUT
84 OUT
PWM 85 OUT
86 -
PWM
87 OUT CAS- IN
-
- 88 OUT CAS- IN
H/Z/L
89 OUT VCR LED VCR/TV Mode LED
L
90 OUT VCR LED VCR/TV Mode LED
L
91 OUT DVD-L
H
92 OUT DVD-L
L
93 OUT DVD-H
H/L
94 OUT DVD-H
H/L
95 -
H
96 -
97 -
A/D
98 -
99 -
A/D
100 OUT OUTPUT
A/D
Notes:
A/D
Abbreviation for Active Level:
PWM -----Pulse Wide Modulation
A/D
A/D--------Analog - Digital Converter
A/D
A/D
A/D
A/D
-
-
-
-
-
-
H/L
H/L
Signal
Function
Name
TIMER "TIMER" LED Signal
LED Output
TIMER "TIMER" LED Signal
LED Output
N.U. Not Used
"CASSETTE" LED
LED Signal Output
"CASSETTE" LED
LED Signal Output
Indicate
Indicate
VCR Mode LED
Indicator
VCR Mode LED
Indicator
Output Switching
Signal DVD Mode
LED Indicator
Output Switching
Signal DVD Mode
LED Indicator
N.U. Not Used
N.U. Not Used
N.U. Not Used
N.U. Not Used
N.U. Not Used
Output Select
SELECT
Active
Level
H/L
H/L
-
H/L
H/L
H/L
H/L
H
H
H
H
-
-
-
-
-
H/L